共 21 条
[1]
BACKMAN B, 1982, COMMUNITY DENT ORAL, V10, P178
[2]
BACKMAN N, 1981, SWED DENT J, V5, P129
[4]
BJORN AL, 1983, SWED DENT J, V7, P129
[8]
GLASS RI, 1982, J DENT RES, V61
[10]
GRONDAHL HG, 1984, SWED DENT J, V8, P237